• Capacitor and preset pot upgrade kits for Revox reel to reels A77, A700, PR99, B77, A700, C27 and A50/78, A750, A40 amplifiers and  A/B710, B215 cassette decsk
• Capacitor and preset pot upgrade kits for Studer A/B62, A/B67, A80, A807, A810, A/B710, A721 pro tape recorders
• Calibration Test Tape Kits  for properly calibrating and setting up your recorder
• Simple essential tools for repairing your recorder
• In house board upgrade service. Send us your boards individually or as a set and we will upgrade them for you.
• In house full restoration service. Send us your sad machine and we will overhaul and set it up for you.
• Training workshop courses